Coelogyne sanderae Kraenzl. ex O'Brien 1893 SECTION Elatae

Photo by E & J George and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

What was known as C ridleyi


Photos by Karel & Alex Petrzelka and the Vietnam Orchid Website

FragrancePart shade CoolColdSpringFall

Common Name Sander's Coelogyne [English Nurseryman 1800's] - In China Si Lie Bei Mu Lan

Flower Size 3" [7.5 cm]

Found in Yunnan province of China, Myanmar and Vietnam at forest margins on trees and rocks at elevations of 1000 to 3000? meters as a small sized, cool to cold growing epiphyte or lithophyte with .8" [2 cm] between each narrowly ovoid-oblong pseudobulb and carrying 2, narrowly elliptic-lanceolate, acute, glossy, undulate, plicate, many nerved leaves that blooms in the spring through fall on a hysteranthous, bare, erect, 11.2" [28 cm] long, slender, fractiflex, loosely 4 to 7 flowered inflorescence with simultaneously opening, fragrant flowers

Synonyms Coelogyne annamensis Ridl. 1921; Coelogyne darlacensis Gagnep. 1950; Coelogyne ridleyi Gagnep. in H.Lecomte 1933;

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915 photo ok; AOS Bulletin Vol 32 No 5 1963; Encyclopedia of Cultivated Orchids Hawkes 1965; Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 15 881 - 944 Brieger, Maatsch and Senghas 1984; Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994 as C ridleyi; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide; The Genus Coelogyne, a Synopsis Clayton 2002; A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 photo hmm lip seems too broad in book; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing ok; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos ok; Les Coelogynes E & J George 2011 photo fide; Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;